Pesquisa | BVS IEC

1.

Sequential measurement of ¹³ C, ¹⁵ N, and ³⁴ S isotopic composition on nanomolar quantities of carbon, nitrogen, and sulfur using nano-elemental analysis/isotope ratio mass spectrometry.

Baczynski, Allison A; Brodie, Christopher R; Kracht, Oliver; Freeman, Katherine H.

Rapid Commun Mass Spectrom ; 37(5): e9444, 2023 Mar 15.

Artigo em Inglês | MEDLINE | ID: mdl-36744828

2.

Organic matter from the Chicxulub crater exacerbated the K-Pg impact winter.

Lyons, Shelby L; Karp, Allison T; Bralower, Timothy J; Grice, Kliti; Schaefer, Bettina; Gulick, Sean P S; Morgan, Joanna V; Freeman, Katherine H.

Proc Natl Acad Sci U S A ; 117(41): 25327-25334, 2020 10 13.

Artigo em Inglês | MEDLINE | ID: mdl-32989138

3.

Microbial biomarkers reveal a hydrothermally active landscape at Olduvai Gorge at the dawn of the Acheulean, 1.7 Ma.

Sistiaga, Ainara; Husain, Fatima; Uribelarrea, David; Martín-Perea, David M; Ferland, Troy; Freeman, Katherine H; Diez-Martín, Fernando; Baquedano, Enrique; Mabulla, Audax; Domínguez-Rodrigo, Manuel; Summons, Roger E.

Proc Natl Acad Sci U S A ; 117(40): 24720-24728, 2020 10 06.

Artigo em Inglês | MEDLINE | ID: mdl-32934140

4.

The first day of the Cenozoic.

Gulick, Sean P S; Bralower, Timothy J; Ormö, Jens; Hall, Brendon; Grice, Kliti; Schaefer, Bettina; Lyons, Shelby; Freeman, Katherine H; Morgan, Joanna V; Artemieva, Natalia; Kaskes, Pim; de Graaff, Sietze J; Whalen, Michael T; Collins, Gareth S; Tikoo, Sonia M; Verhagen, Christina; Christeson, Gail L; Claeys, Philippe; Coolen, Marco J L; Goderis, Steven; Goto, Kazuhisa; Grieve, Richard A F; McCall, Naoma; Osinski, Gordon R; Rae, Auriol S P; Riller, Ulrich; Smit, Jan; Vajda, Vivi; Wittmann, Axel.

Proc Natl Acad Sci U S A ; 116(39): 19342-19351, 2019 09 24.

Artigo em Inglês | MEDLINE | ID: mdl-31501350

5.

Grassland fire ecology has roots in the late Miocene.

Karp, Allison T; Behrensmeyer, Anna K; Freeman, Katherine H.

Proc Natl Acad Sci U S A ; 115(48): 12130-12135, 2018 11 27.

Artigo em Inglês | MEDLINE | ID: mdl-30429316

6.

Viable cyanobacteria in the deep continental subsurface.

Puente-Sánchez, Fernando; Arce-Rodríguez, Alejandro; Oggerin, Monike; García-Villadangos, Miriam; Moreno-Paz, Mercedes; Blanco, Yolanda; Rodríguez, Nuria; Bird, Laurence; Lincoln, Sara A; Tornos, Fernando; Prieto-Ballesteros, Olga; Freeman, Katherine H; Pieper, Dietmar H; Timmis, Kenneth N; Amils, Ricardo; Parro, Víctor.

Proc Natl Acad Sci U S A ; 115(42): 10702-10707, 2018 10 16.

Artigo em Inglês | MEDLINE | ID: mdl-30275328

7.

Soil organic carbon stability in forests: Distinct effects of tree species identity and traits.

Angst, Gerrit; Mueller, Kevin E; Eissenstat, David M; Trumbore, Susan; Freeman, Katherine H; Hobbie, Sarah E; Chorover, Jon; Oleksyn, Jacek; Reich, Peter B; Mueller, Carsten W.

Glob Chang Biol ; 25(4): 1529-1546, 2019 Apr.

Artigo em Inglês | MEDLINE | ID: mdl-30554462

8.

Dietary options and behavior suggested by plant biomarker evidence in an early human habitat.

Magill, Clayton R; Ashley, Gail M; Domínguez-Rodrigo, Manuel; Freeman, Katherine H.

Proc Natl Acad Sci U S A ; 113(11): 2874-9, 2016 Mar 15.

Artigo em Inglês | MEDLINE | ID: mdl-26903646

9.

Picomolar-scale compound-specific isotope analyses.

Baczynski, Allison A; Polissar, Pratigya J; Juchelka, Dieter; Schwieters, Johannes; Hilkert, Andreas; Summons, Roger E; Freeman, Katherine H.

Rapid Commun Mass Spectrom ; 32(9): 730-738, 2018 May 15.

Artigo em Inglês | MEDLINE | ID: mdl-29446506

10.

Geoffrey Eglinton (19272016).

Freeman, Katherine H.

Nature ; 532(7599): 314, 2016 Apr 21.

Artigo em Inglês | MEDLINE | ID: mdl-27127818

11.

Ecosystem variability and early human habitats in eastern Africa.

Magill, Clayton R; Ashley, Gail M; Freeman, Katherine H.

Proc Natl Acad Sci U S A ; 110(4): 1167-74, 2013 Jan 22.

Artigo em Inglês | MEDLINE | ID: mdl-23267092

12.

Water, plants, and early human habitats in eastern Africa.

Magill, Clayton R; Ashley, Gail M; Freeman, Katherine H.

Proc Natl Acad Sci U S A ; 110(4): 1175-80, 2013 Jan 22.

Artigo em Inglês | MEDLINE | ID: mdl-23267102

13.

Export of submicron particulate organic matter to mesopelagic depth in an oligotrophic gyre.

Close, Hilary G; Shah, Sunita R; Ingalls, Anitra E; Diefendorf, Aaron F; Brodie, Eoin L; Hansman, Roberta L; Freeman, Katherine H; Aluwihare, Lihini I; Pearson, Ann.

Proc Natl Acad Sci U S A ; 110(31): 12565-70, 2013 Jul 30.

Artigo em Inglês | MEDLINE | ID: mdl-23858459

14.

Earth science: controls on isotopic gradients in rain.

Freeman, Katherine H.

Nature ; 516(7529): 41-2, 2014 Dec 04.

Artigo em Inglês | MEDLINE | ID: mdl-25471876

15.

Global patterns in leaf 13C discrimination and implications for studies of past and future climate.

Diefendorf, Aaron F; Mueller, Kevin E; Wing, Scott L; Koch, Paul L; Freeman, Katherine H.

Proc Natl Acad Sci U S A ; 107(13): 5738-43, 2010 Mar 30.

Artigo em Inglês | MEDLINE | ID: mdl-20231481

16.

Preferential Retention and Transport of Perfluorooctanesulfonic Acid in a Dolomite Aquifer.

Jahn, Kalle L; Lincoln, Sara A; Freeman, Katherine H; Saffer, Demian M.

Ground Water ; 61(3): 318-329, 2023.

Artigo em Inglês | MEDLINE | ID: mdl-36103019

17.

Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium.

Zeichner, Sarah S; Aponte, José C; Bhattacharjee, Surjyendu; Dong, Guannan; Hofmann, Amy E; Dworkin, Jason P; Glavin, Daniel P; Elsila, Jamie E; Graham, Heather V; Naraoka, Hiroshi; Takano, Yoshinori; Tachibana, Shogo; Karp, Allison T; Grice, Kliti; Holman, Alex I; Freeman, Katherine H; Yurimoto, Hisayoshi; Nakamura, Tomoki; Noguchi, Takaaki; Okazaki, Ryuji; Yabuta, Hikaru; Sakamoto, Kanako; Yada, Toru; Nishimura, Masahiro; Nakato, Aiko; Miyazaki, Akiko; Yogata, Kasumi; Abe, Masanao; Okada, Tatsuaki; Usui, Tomohiro; Yoshikawa, Makoto; Saiki, Takanao; Tanaka, Satoshi; Terui, Fuyuto; Nakazawa, Satoru; Watanabe, Sei-Ichiro; Tsuda, Yuichi; Hamase, Kenji; Fukushima, Kazuhiko; Aoki, Dan; Hashiguchi, Minako; Mita, Hajime; Chikaraishi, Yoshito; Ohkouchi, Naohiko; Ogawa, Nanako O; Sakai, Saburo; Parker, Eric T; McLain, Hannah L; Orthous-Daunay, Francois-Regis; Vuitton, Véronique.

Science ; 382(6677): 1411-1416, 2023 12 22.

Artigo em Inglês | MEDLINE | ID: mdl-38127762

18.

Recommendation on Orbiting Sample Cleanliness.

Cockell, Charles S; Chitale, Rohit; Clement, Brian; Davila, Alfonso; Freeman, Katherine H; French, Katherine L; Glavin, Daniel P; Hays, Lindsay E; Hummel, Kimberly; Meyer, Michael A; Pratt, Lisa M; Salvo, Christopher; Seasly, Elaine; Tsang, Kar Wing.

Astrobiology ; 22(S1): S238-S241, 2022 06.

Artigo em Inglês | MEDLINE | ID: mdl-34904891

19.

Appraising the roles of nutrient availability, global change, and functional traits during the angiosperm rise to dominance.

Mueller, Kevin E; Diefendorf, Aaron F; Freeman, Katherine H; Eissenstat, David M.

Ecol Lett ; 13(5): E1-6, 2010 May.

Artigo em Inglês | MEDLINE | ID: mdl-20529099

20.

Journal club. A biogeochemist ponders muddy molecules and past climates.

Freeman, Katherine H.

Nature ; 462(7274): 701, 2009 Dec 10.

Artigo em Inglês | MEDLINE | ID: mdl-20010651

BVS IEC

Instituto Evandro Chagas

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Sequential measurement of ¹³ C, ¹⁵ N, and ³⁴ S isotopic composition on nanomolar quantities of carbon, nitrogen, and sulfur using nano-elemental analysis/isotope ratio mass spectrometry.

Organic matter from the Chicxulub crater exacerbated the K-Pg impact winter.

Microbial biomarkers reveal a hydrothermally active landscape at Olduvai Gorge at the dawn of the Acheulean, 1.7 Ma.

The first day of the Cenozoic.

Grassland fire ecology has roots in the late Miocene.

Viable cyanobacteria in the deep continental subsurface.

Soil organic carbon stability in forests: Distinct effects of tree species identity and traits.

Dietary options and behavior suggested by plant biomarker evidence in an early human habitat.

Picomolar-scale compound-specific isotope analyses.

Geoffrey Eglinton (19272016).

Ecosystem variability and early human habitats in eastern Africa.

Water, plants, and early human habitats in eastern Africa.

Export of submicron particulate organic matter to mesopelagic depth in an oligotrophic gyre.

Earth science: controls on isotopic gradients in rain.

Global patterns in leaf 13C discrimination and implications for studies of past and future climate.

Preferential Retention and Transport of Perfluorooctanesulfonic Acid in a Dolomite Aquifer.

Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium.

Recommendation on Orbiting Sample Cleanliness.

Appraising the roles of nutrient availability, global change, and functional traits during the angiosperm rise to dominance.

Journal club. A biogeochemist ponders muddy molecules and past climates.